Cita APA

Merdinger, P. B. (2009). North Star 1: Listening and Speaking (2.). New York (State) : Pearson-Longman.

Citación estilo Chicago

Merdinger, Polly. Barton. North Star 1: Listening and Speaking. 2. New York (State) : Pearson-Longman, 2009.

Cita MLA

Merdinger, Polly. Barton. North Star 1: Listening and Speaking. 2. New York (State) : Pearson-Longman, 2009.